Thanks for your reply! This is very enlightening! I think I'll go for FastMail, but I'll also keep RS and AppRiver in mind. I actually like the way IMAP is ema

Thanks for your reply! This is very enlightening! I think I'll go for FastMail, but I'll also keep RS and AppRiver in mind. I actually like the way IMAP is email-only. FastMail also offers CalDAV for calendar syncing, which should address most of your points about invitations, right? I'll think about Office 365, but I'm not using much of the Microsoft stack beyond the obligatory Office apps.